﻿<p>The <em>IfcKnotType</em> indicates the particular form of b-spline knots.</p>
<blockquote class="extDef">NOTE&nbsp; Definition according to ISO/CD 10303-42:1992<br>
This type indicates that the B-spline knots shall have a particularly simple form enabling the knots themselves to be defaulted.</blockquote>
<blockquote class="note">NOTE&nbsp; Type adapted from <strong>knot_type</strong> defined in ISO 10303-42.</blockquote>
<blockquote class="history">HISTORY&nbsp; New type in IFC4.</blockquote>